This International Standard specifies the requirements for valve protection caps and guards for gas cylinders.This International Standard defines tests for checking the mechanical strength and physical properties of the valve protection cap or valve guard.This International Standard applies to protection devices for valves used on cylinders for liquefied, dissolved or compressed gases. This International Standard excludes protection devices for cylinders with a water capacity of 5 l or less and cylinders whereby the protection device is fixed by means of lugs welded or brazed to the cylinder, or is welded or brazed directly to the cylinder. This Internation
DS/EN ISO 11117/AC:2010 history
2010DS/EN ISO 11117/AC:2010 Gas cylinders - Valve protection caps and valve guards - Design, construction and tests
2008DS/EN ISO 11117:2008 Gas cylinders - Valve protection caps and valve guards - Design, construction and tests